@height:50px;
nav{
    width: 1280px;
    height: @height;
    margin: 0 auto;
    // background: red;
    .nav-left{
        width: 680px;
        float: left;
        height: @height;
        position: relative;
        .logo img{
            width: 80px;
            height: cale(@height - 20px);
            margin-top: 10px;
        }
        #input{
            margin-left: 20px;
            display: inline;
            width: 425px;
            position: absolute;
            top: 10px;
            .inputs{
                border: 1px solid #333;
                #search{
                    width: 390px;
                    margin-bottom: 5px;
                    margin-left: 5px;
                    border: none;
                    outline:medium;
                }
                a span{
                    float: right;
                    font-size: 20px;
                }
            }
            #searchdrop{
                position: absolute;
                width: 425px;
                height: 400px;
                border: 1px solid red;
                background: rgba(255, 255, 255, 0.727);
                margin-top: 3px;
                z-index: 10;
                display: none;
                ul li{
                    margin-top: 5px;
                    margin-left: 5px;
                    .span{
                        margin-left: 10px;
                    }
                    .spanlast{
                        float: right;
                        margin-right: 10px;
                        padding: 2px;
                        background: sandybrown;
                        color: #fff;
                    }
                }
            }
        }
    }
    .nav-right{
        float: right;
        width: 600px;
        height: @height;
        position: relative;
        ul{
            float: right;
            line-height: @height;
        }
        ul li{
            width: 60px;
            float: left;
            margin-left: 10px;
            a span{
                font-size: 16px;
            }
        }
        
        #background{
            position: absolute;
            width: 60px;
            height: 100px;
            text-align: center;
            border: 1px solid #555;
            display: none;
            z-index: 10;
            background: #fff;
            #white{
                margin-bottom: 0px;
            }
        }
        #navdl{
            width: 800px;
            .navdl{
                position: fixed;
                top: 50%;
                left: 50%;
                background: aquamarine;
            }
        }
    }
}
